Home / 82,766.43-114,241.77-54,090.27

Finding the Fourth Proportional to 82,766.43, 114,241.77 and 54,090.27

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Solution

The fourth proportional to 82,766.43, 114,241.77 and 54,090.27 is: 74,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,766.43 : 114,241.77 = 54,090.27 : x
  2. Step 2: Convert to fraction form
    82,766.43/114,241.77 = 54,090.27/x
  3. Step 3: Cross multiply
    82,766.43x = 114,241.77 × 54,090.27
  4. Step 4: Simplify right side
    82,766.43x = 6,179,368,184.58
  5. Step 5: Solve for x
    x = 6,179,368,184.58/82,766.43
  6. Step 6: Final answer
    x = 74,660.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.